In December, Colchester typically sees daytime highs of 7.0°C and overnight lows around 2.5°C. Compared to the annual average high of 13.1°C, December runs -6.0°C.
December in Colchester averages a daytime high of 7.0°C and an overnight low of 2.5°C.
December runs -6.0°C compared to Colchester's annual average high of 13.1°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 7.0°C and cooler evenings around 2.5°C.